<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>北大青鸟用户中心</title>
    <style>
        * {
            margin: 0;
            padding: 0;
        }

        .d1 {
            height: 30px;
            border-top: 2px solid #51AFEF;
            border-bottom: 1px solid #E6E6E6;
            line-height: 30px;
            font-size: 12px;
        }

        .d1 a {
            text-decoration: none;
            color: #5A5A5A;
        }

        .d1 a:hover {
            text-decoration: underline;
        }

        .c1 {
            padding-left: 200px;
            display: inline
        }

        .c2 {
            padding-left: 800px;
            display: inline
        }

        .d1 span {
            margin: 10px;
        }

        .d2 {
            height: 90px;
            background-image: url(r_logo1.gif);
            background-repeat: no-repeat;
            background-position: left;
            margin: 0 250px;
        }

        .d3 {
            height: 700px;
            background-image: url(reg-mobile.jpg);
            background-repeat: no-repeat;
            background-position: center;
            /* background-size: cover; */
            border: solid;
            border-color: #fff;
        }

        .d3 .c3 {
            width: 120px;
            height: 40px;
            background-color: #fff;
            margin: 50px 250px 0;
            text-align: center;
            line-height: 40px;
            color: blue;

        }

        .d3 .c4 {
            width: 900px;
            height: 500px;
            background-color: #fff;
            margin: 0 250px;
        }

        .d3 .c4 div {
            margin: 0 50px; 
        }
		.d3 .c4 div[class^=b] {
            width: 400px;
			/* border: 1px solid red; */
        }
        .d3 .c4 input.normal{
            margin: 50px 0 0 30px;
        
			height: 35px;
			width: 260px;
			line-height: 40px;
			margin-left: 10px;
			padding-left: 35px;
			border: 1px solid lightgrey;
			color: black;
        }

        .d3 .c4 .b1 input { 
            background-image: url(login-input4.png);
            background-repeat: no-repeat;
            background-position: 10px center;
            outline: none;/*获得焦点后，没有边框*/
            
        }
		.d3 .c4 .b1 input {
		     border: 1px solid lightgrey;
		}

        .d3 .c4 .b2 input.e1 {
          
            background-image: url(login-input3.png);
            background-repeat: no-repeat;
            background-position: left;
            margin: 20px 10px;
			margin-right: 5px;
            padding-left: 20px;
            color: #B4B4B4;
            border: 1px solid #B4B4B4;
			width: 120px;
        }

        .d3 .c4 .b2 input.e2 {
            width: 120px;
           
            line-height: 30px;
            background-color: #B4B4B4;
            color: #fff;
            border: none;
            border-radius: 5px;
            margin: 20px 5px;
          
        }

        .d3 .c4 .b3 {
            color: #B4B4B4;
        }

        .d3 .c4 .b3 input {
          
            background-image: url(login-input2.png);
            background-repeat: no-repeat;
            background-position: left;
            margin: 0 10px;
           
        }

        .d3 .c4 .b4 {
             height: 40px;
			 line-height: 40px;
			 text-align: center;
            /* margin: 0 20px; */
           /* padding-left: 50px; */
        }

        .d3 .c4 .b5 input {
           
            height: 30px;
            text-align: center;
            margin: 50px;
            background-color: #5DB3F0;
            border: none;
            border-radius: 5px;
        }
    </style>

</head>

<body>
    <div class="d1">
        <div class="c1"> <span> <a href="#">官方网站</a> </span> <span> <a href="#">云豆网</a> </span> <span> <a
                    href="#">课工场</a> </span></div>
        <div class="c2"><span> <a href="#">青鸟论坛</a> </span> <span> <a href="#">学员问答</a> </span> <span> <a
                    href="#">青鸟圈子</a> </span>
            <span> <a href="#">客户端下载</a> </span> <span> <a href="#">帮助中心</a> </span>
        </div>
    </div>
    <div class="d2"></div>
    <div class="d3">
        <div class="c3">手机注册</div>
        <div class="c4">
            <form action="">
                <div class="b1"> <input class="normal" type="text" placeholder="请输入您的常用手机号" name="shoujihao"></div>
                <div class="b2">
                    <input type="text"  name="yanzhengma" placeholder="6位短信验证码" class="normal e1">
                    <input type="button"  value="获取验证码" class="e2">
                </div>
                <div class="b3"><input class="normal" type="password" name="mima"></div>
                <div class="b4"><input type="checkbox" name="tongyi" checked>同意<a href="#">用户服务条款</a></div>
                <div class="b5"><input class="normal" type="submit" value="注册"></div>
            </form>
        </div>
    </div>
</body>

</html>